Subtract 1/35 from 21/9
1st number: 2 3/9, 2nd number: 1/35
21/9 - 1/35 is 242/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 9 × 35 = 315,
21/9 = 21 × 35/9 × 35 = 735/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
1/35 = 1 × 9/35 × 9 = 9/315 - Subtract the two like fractions:
735/315 - 9/315 = 735 - 9/315 = 726/315 - After reducing the fraction, the answer is 242/105
- In mixed form: 232/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/9-1/35 21/9-2/35 21/18-1/35 21/9-1/70 63/9-1/35 21/9-3/35 21/27-1/35 21/9-5/35 21/45-1/35 21/9-7/35 21/63-1/35